Home / 5,629.16-8,444.99-1,931.31

Finding the Fourth Proportional to 5,629.16, 8,444.99 and 1,931.31

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Solution

The fourth proportional to 5,629.16, 8,444.99 and 1,931.31 is: 2,897.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.16 : 8,444.99 = 1,931.31 : x
  2. Step 2: Convert to fraction form
    5,629.16/8,444.99 = 1,931.31/x
  3. Step 3: Cross multiply
    5,629.16x = 8,444.99 × 1,931.31
  4. Step 4: Simplify right side
    5,629.16x = 16,309,898.47
  5. Step 5: Solve for x
    x = 16,309,898.47/5,629.16
  6. Step 6: Final answer
    x = 2,897.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.